Optical fiber amplifier with error correction

Details Optical fiber amplifier with error correction Optical fiber amplifier with error correction

2005-03-08

2005-03-08

Hellner, Mark (Department: 3663)

Optical: systems and elements

Optical amplifier

Correction of deleterious effects

C359S341400

Reexamination Certificate

active

06865017

ABSTRACT:
Methods and apparatus for amplifying a signal are provided. In one aspect, a method is provided for amplifying an optical signal using an EDFA and includes amplifying an input signal using an EDFA producing an amplified output signal; measuring a pump residual power component of the amplified output signal, and using the measured pump residual power component to adjust a performance of the EDFA.

REFERENCES:
patent: 5923462 (1999-07-01), van der Plaats
patent: 6359726 (2002-03-01), Onaka et al.

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